CSI Mechanical Home / Products / Indoor Gas Furnaces XB90 – TUC1/TDC1 XC80 – TUD2/TDD2 S9V2 S9X2 XL95 – TUH2/TDH2 XC95M – TUHM/TDHM XT95 – TUH1-H/TDH1-H XR95 – TUH1/TDH1 XV80 – TUD2-9V/TDD2-9V XL80 – TUD2/TDD2 XT80 – TUD1-H/TD1-H XR80 – TUD1/TDD1 XB80 – TUE1/TDE1 Search for: Contact Us CSI Mechanical 1243-1 E Dixion Blvd Shelby, NC 28150 (704) 600-6267 Email Us: diane@csimechanical.com